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Microsoft 70-490 Exam Syllabus Topics:

Microsoft Recertification for MCSD: Windows Store Apps using HTML5 Sample Questions:

Question 1

You are developing a Windows Store app by using JavaScript. The app will be installed on five devices. The app will use certificates to secure communications between the five
devices.
Information sent through the app must be decrypted only by the intended recipient device.
You need to complete the certificate enrollment.
What should you do?

A. Create a single certificate enrollment request on one device and share only the public key with the other four devices.
B. Create a single group certificate enrollment request on one device and share the public and private keys with the other four devices.
C. Create a single certificate enrollment request on one device and import the certificate to the other four devices.
D. Create a certificate enrollment request on each device and install the respective response on each device.

Question 2

DRAG DROP
You are developing a Windows Store app. The app displays text-based toast notifications. The toast notification must resemble the sample shown in the following image.

The app must play an audio file until the user dismisses the toast notification.
You need to implement the toast notification.
Develop the solution by selecting and arranging the required code segments in the correct
order.
You may not need all of the code segments.

Question 3

You are developing a Windows Store app. The app includes a handler for the suggestions requested event. The empty event handler is shown in the following code. (Line numbers are included for reference only.)

The app must meet the following requirements:
- Provide an app-defined list of choices in the Search pane that responds to user query text changes. - Provide suggested search topics only when the user enters a query that contains the text "products".
You need to add code to meet the requirements.
Which code segment should you insert at line 02?

A. Option A
B. Option D
C. Option C
D. Option B

Question 4

HOTSPOT
You are developing a Windows Store app that will include a <div> element.
You are applying animation to the app. The animation must provide visual feedback that
the <div> element has been tapped or clicked.
You need to implement the animation by using a JavaScript library.
How should you complete the relevant code? (To answer, select the correct code segment
from each drop-down list in the answer area.)

Question 5

HOTSPOT
You have a Windows Store app. You are reviewing code that caches data.
The code includes the following segment. Line numbers are included for reference only.
01 function setLocaiStorage(value) {
02 var storage = window.localStorage;
03 var value = document.getElement3yId('textToAdd').text;
04 storage.name = 'John';
05 storage.phone = ' 555-555-0100';
06 storage.message = value;
07 }
For each of the following statements, select Yes if the statement is true. Otherwise, select No. Each correct selection is worth one point.

Solutions: